Yen Thanh Address: KM 9, Yen Binh Town, Yen Binh District, Yen Bai Province Enterprise code: 5200178367 Phone: 0216885707 Representative: Hoang Gia Adress: KM9, Yen Binh Town, Yen Binh District, Yen Bai Province Yen Binh Town, Yen Binh District, Yen Bai ProvinceFounding date: 30 - 5 - 2000